UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zy3cF51BaTe09KhneRSjqcJOBPSNKLnVlIf3NA8AP/I=' 
WHERE 
  key_id = '21153b30d8db15106d9030978214ca07a280b4b94216f0742881ed4f6f097682' 
  AND (
    token = 'Zy3cF51BaTe09KhneRSjqcJOBPSNKLnVlIf3NA8AP/I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )